inline Vector2D operator+(const Vector2D& left,const Vector2D right)
{
	return Vector2D(left.x+right.x,left.y+right.y);
}

inline Vector2D operator*(float scaler,const Vector2D right)
{
	return Vector2D(scaler*right.x,scaler*right.y);
}
inline Vector2D operator*(const Vector2D left,float scaler)
{
	return scaler * left;
		
}